Brake Fluid Liquid Tester Pen,Brake Fluid Moisture Tester with 5 LED Indicators,DOT3 DOT4 DOT5.1 Car Diagnostic Diagnostic Testing Pen,High-Precision ydraulic Liquid Oil Moisture Analyzer

Brake Fluid Liquid Tester Pen,Brake Fluid Moisture Tester with 5 LED Indicators,DOT3 DOT4 DOT5.1 Car Diagnostic Diagnostic Testing Pen,High-Precision ydraulic Liquid Oil Moisture Analyzer

• Precise Measurement: This brake fluid tester pen is equipped with a high-precision probe, accurate to within 1%. It quickly detects the water content in brake fluid. A five-level LED indicator system represents different moisture percentages, allowing you to easily distinguish between safe, critical, or immediate change levels.
• Easy to Operate: The brake fluid tester is simple to use. Just remove the pen cap, press the power button, and wait for the green LED to light up. Insert the testing probe into the brake fluid, and the LED will illuminate based on the detected water content. It automatically turns off after 12 seconds of inactivity.
• Practical Function: Designed for professionally testing the condition of vehicle brake fluid, this automotive brake fluid diagnostic test tool helps you perform regular checks and replace old fluid promptly. This prevents reduced braking performance or system corrosion due to excessive moisture, ensuring driving safety.
• High-Quality Material: This brake fluid moisture tester features a probe made from high-quality brass-plated metal, resistant to oil, oxidation, and corrosion. The car brake fluid liquid texter pen housing is made of black matte plastic with excellent waterproofing, ensuring stable performance and a long service life in various environments.
• Wide Application: This multi-function brake fluid tester is compatible with DOT3, DOT4, and DOT5.1 brake fluids, suitable for most cars, motorcycles, trucks, and more. Please note: Battery is not included in the package; you may need to prepare it separately.